Side-opening springbox pack



FIG. 1 provides an above front right perspective view showing the new side-opening springbox pack design, in an open position;

FIG. 2 provides an above front right perspective view thereof, in a closed position;

FIG. 3 provides an above view thereof, with the bottom view being a mirror image thereof;

FIG. 4 provides a right-side view thereof, with the left-side view being a mirror image thereof; and,

FIG. 5 provides a front view thereof, with the rear view being a mirror image thereof. 

The ornamental design for a side-opening springbox pack, as shown and described. 